Milwaukee 2467-20 Right Angle Impact Wrench Manual. View the Milwaukee 2467-20 Right Angle Impact Wrench manual. Milwaukee M12 inch Hex Right Angle Impact Driver manual. This tool has a 1.4 inch head diameter, can use most 1 insert bits. The right angle impact driver was designed for maximum access. It features variable speeds with an extended paddle switch. This right angle impact driver can be operated from multiple grip positions. Learn more in this manual. You are viewing the manual and parts listings for the Milwaukee 2467-20 Right Angle Impact Wrench.